SEHS Academic Excellence 2 — Questions and Answers
Question 1: A student reads 3 books every 2 weeks. How many books will she read in 5 months (approximately 20 weeks)?
- 24
- 30 (Correct answer)
- 15
- 20
Correct answer: 30
In 20 weeks, at 3 books per 2 weeks, she reads (20/2) × 3 = 30 books.
Question 2: Which literary device is used in the phrase 'The thunder grumbled like an old man waking from a nap'?
- Metaphor
- Personification
- Simile (Correct answer)
- Alliteration
Correct answer: Simile
A simile makes a comparison using 'like' or 'as'; here thunder is compared to an old man using 'like.'
Question 3: A rectangle has a perimeter of 36 cm. If its length is twice its width, what is the area?
- 72 cm² (Correct answer)
- 81 cm²
- 108 cm²
- 54 cm²
Correct answer: 72 cm²
If width = w and length = 2w, then 2(w + 2w) = 36, so w = 6 cm and area = 6 × 12 = 72 cm².
Question 4: In which field of science would you study the properties of light and its interaction with matter?
- Biology
- Chemistry
- Optics (Physics) (Correct answer)
- Geology
Correct answer: Optics (Physics)
Optics is the branch of physics that studies light behavior, including reflection, refraction, and absorption.
Question 5: Which word is the antonym of 'ambiguous'?
- Vague
- Obscure
- Unequivocal (Correct answer)
- Uncertain
Correct answer: Unequivocal
Unequivocal means perfectly clear with no possibility of misunderstanding, the direct opposite of ambiguous.
Question 6: If a train travels 240 miles in 4 hours, how long will it take to travel 390 miles at the same speed?
- 5.5 hours
- 6 hours
- 6.5 hours (Correct answer)
- 7 hours
Correct answer: 6.5 hours
Speed = 240/4 = 60 mph; time for 390 miles = 390/60 = 6.5 hours.
Question 7: Which ancient civilization is credited with developing the first known writing system, called cuneiform?
- Ancient Egyptians
- Sumerians (Correct answer)
- Ancient Greeks
- Phoenicians
Correct answer: Sumerians
The Sumerians of Mesopotamia developed cuneiform around 3200 BCE, making it one of the earliest writing systems.
SEHS Academic Excellence 2
A student reads 3 books every 2 weeks.
How many books will she read in 5 months (approximately 20 weeks)?